domain 1
2.0 x 4.0
8
(7x9)
63
(7x9)
63
3x4
12
(9x6)
54
200x300
60000
(9x9)+6
87
9x2x9
162
9x11
99
(4x7)
28
(3x6)
18
(7x6)
42
9x9+9+9
99
10x10
100
(10x8)
80
400x500
200000
(8x5)
40
300+500x2
1300
36x2
72
100x8
800
(6x4)+5x4
44
(9x9)+8+8
97
(9+7)
16
7x4
28
100x10
1000